Plumbing problems can be frustrating. The experts at Roto-Rooter understand this better than anyone. That's why we're North America's largest provider of plumbing services, repair, and sewer and drain cleaning. Homeowners and businesses in all 50 states and across Canada rely on Roto-Rooter plumbers to quickly and efficiently take care of problems big and small, 24 hours a day, 7 days a week, 365 days a year.